Home / 16,850.08-23,240.28-12,884.32

Finding the Fourth Proportional to 16,850.08, 23,240.28 and 12,884.32

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Solution

The fourth proportional to 16,850.08, 23,240.28 and 12,884.32 is: 17,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.08 : 23,240.28 = 12,884.32 : x
  2. Step 2: Convert to fraction form
    16,850.08/23,240.28 = 12,884.32/x
  3. Step 3: Cross multiply
    16,850.08x = 23,240.28 × 12,884.32
  4. Step 4: Simplify right side
    16,850.08x = 299,435,204.41
  5. Step 5: Solve for x
    x = 299,435,204.41/16,850.08
  6. Step 6: Final answer
    x = 17,770.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.